Write the phrase as a variable expression. Use x to represent "a number."Twice a number, decreased by 14
A. x - 28
B. 2 + x - 14
C. 2(x - 14)
D. 2x - 14
Answer: D
Mathematics
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Make a stem and leaf plot of the data.The attendance counts for this season's basketball games are listed below.227 239 215 219 221 233229 233 235 228 245 231
A. 
B. 
Mathematics
Find an equation for the hyperbola described.Vertices at (0, ±6); asymptotes at y = ± 
x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Identify the conic section represented by the equation.4x2 + 7y2 - 8x + 42y - 59 = 0
A. ellipse. B. parabola C. hyperbola D. circle
Mathematics
Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)
A. {(3, 7, 8)} B. {(2, -9, -8)} C. {(9, 8, 9)} D. {(2, 9, 8)}
Mathematics